UnitFlip
Saved
Length

Convert m to mm

1 meter equals 1,000 millimeters. Enter a value below to convert instantly.

1 m
1,000 mm

Multiply the number of meters by 1000 to get millimeters. How this is calculated

Copy link puts your number after the #, which browsers never send to a server — but the link itself carries it, so anyone you send it to sees the value. Save keeps the unit pair in this browser only; clear it any time from your saved list.

Need the other direction? Convert millimeter to meter →

Formula

Multiply the number of meters by 1000 to get millimeters.

Step by step

  1. Start with 1 m.
  2. Multiply by the conversion factor 1000.
  3. 1 × 1000 = 1,000 mm.

Meters to Millimeters conversion table

Meters (m) Millimeters (mm)
1 1,000
2 2,000
3 3,000
5 5,000
10 10,000
20 20,000
50 50,000
100 100,000
500 500,000
1,000 1,000,000

Convert Meter to other length units

1 m expressed in every other length unit on this site.

  • Kilometer km 0.001
  • Hectometer hm 0.01
  • Dekameter dam 0.1
  • Decimeter dm 10
  • Centimeter cm 100
  • Millimeter mm 1,000
  • Micrometer µm 1,000,000
  • Nanometer nm 1,000,000,000
  • Picometer pm 1,000,000,000,000
  • Femtometer fm 1,000,000,000,000,000
  • Attometer am 1e+18
  • Megameter Mm 0.000001
  • Gigameter Gm 1e-9
  • Terameter Tm 1e-12
  • Petameter Pm 1e-15
  • Exameter Em 1e-18
  • Angstrom Å 10,000,000,000
  • Mile mi 0.00062137119
  • Yard yd 1.0936133
  • Foot ft 3.2808399
  • Inch in 39.370079
  • Kiloyard kyd 0.0010936133
  • League lea 0.00020712373
  • Furlong fur 0.0049709695
  • Chain ch 0.049709695
  • Rod rd 0.19883878
  • Perch perch 0.19883878
  • Pole pole 0.19883878
  • Rope rope 0.16404199
  • Fathom fath 0.54680665
  • Link li 4.9709695
  • Hand hand 9.8425197
  • Ell ell 0.87489064
  • Barleycorn barleycorn 118.11024
  • Mil mil 39,370.079
  • Microinch µin 39,370,079
  • Caliber cl 3,937.0079
  • Centiinch cin 3,937.0079
  • Nautical Mile nmi 0.0005399568
  • Nautical Mile (UK) NM (UK) 0.00053961182
  • Nautical League nl 0.0001799856
  • Nautical League (UK) nl (UK) 0.00017987061
  • Mile (US survey) mi (US) 0.00062136995
  • Furlong (US survey) fur (US) 0.0049709596
  • Chain (US survey) ch (US) 0.049709596
  • Rod (US survey) rd (US) 0.19883838
  • Fathom (US survey) fath (US) 0.54680556
  • Foot (US survey) ft (US) 3.2808333
  • Link (US survey) li (US) 4.9709596
  • Inch (US survey) in (US) 39.37
  • League (statute) st.league 0.00020712332
  • Pica pica 236.22047
  • Point pt 2,834.6457
  • Twip twip 56,692.913
  • Light Year ly 1.0570008e-16
  • Astronomical Unit AU 6.6845871e-12
  • Parsec pc 3.2407793e-17
  • Kiloparsec kpc 3.2407793e-20
  • Megaparsec Mpc 3.2407793e-23
  • Earth's Equatorial Radius R⊕(eq) 1.5678559e-7
  • Earth's Polar Radius R⊕(pol) 1.5731304e-7
  • Earth's Distance from Sun d⊕☉ 6.684492e-12
  • Sun's Radius R☉ 1.4374012e-9
  • Bohr Radius a₀ 18,897,261,000
  • Electron Radius (classical) rₑ 354,869,120,000,000
  • Fermi F 1,000,000,000,000,000
  • X-unit X 9,979,243,200,000
  • Planck Length ℓP 6.1871425e+34
  • Mile (Roman) mi (Rom) 0.00067576517
  • Roman Actus actus 0.02818591
  • Arpent arpent 0.017087708
  • Cubit (UK) cubit 2.1872266
  • Cubit (Greek) cubit (Gk) 2.1608166
  • Long Cubit long cubit 1.8747657
  • Reed reed 0.36453777
  • Long Reed long reed 0.31246094
  • Span (cloth) span 4.3744532
  • Finger (cloth) finger 8.7489064
  • Nail (cloth) nail 17.497813
  • Handbreadth handbreadth 13.12336
  • Fingerbreadth fingerbreadth 52.493438
  • Aln aln 1.6841317
  • Famn famn 0.56137725
  • Ken ken 0.47206329
  • Russian Archin archin 1.4060742
  • Vara Castellana vara (cast) 1.1973868
  • Vara Conuquera vara (con) 0.39912894
  • Vara de Tarea vara (tarea) 0.39912894
  • Ja (Korean foot) 자 3.3
  • Chi 치 33
  • Pun 푼 330
  • Gan 간 0.55
  • Jang 장 0.33
  • Ri (Korean) 리 0.0025462963

About the meter

The meter (m) is a SI unit of length. The SI base unit of length, defined by fixing the speed of light at 299,792,458 m/s.

About the millimeter

The millimeter (mm) is a SI unit of length.

Where this conversion is used

Converting meters to millimeters comes up when measuring height, screen sizes, travel distances, fabric, and construction dimensions. Metric and Imperial length units are both in daily use, so quick conversion is often needed when following instructions from another country.

Related conversions

Frequently asked questions

How many millimeters are in a meter?

One meter equals 1,000 millimeters.

How do you convert meters to millimeters?

Multiply the number of meters by 1000 to get millimeters.

What is 1 millimeter in meters?

One millimeter equals 0.001 meters.

When would I convert meters to millimeters?

This conversion is common when measuring height, screen sizes, travel distances, fabric, and construction dimensions.

Conversion factors are based on internationally agreed unit definitions. See our methodology and sources for details on how these values are verified.